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Jamison; John R.
Springfield, OR
No. of patents:

Patent Number Title Of Patent Date Issued
8015740 Firearm construction employing three point bearing September 13, 2011
A construction for a firearm comprises an action, including a barrel, and a stock. The action is seated to the stock on a three-point bearing system comprising three bearings arranged in a triangular array. This provides for firm seating for the action and results in a more accurate
6397718 Device for reducing the eccentricity and non-uniformities among cartridge cases June 4, 2002
A device for machining a cartridge case that has a neck comprising a circular neck wall, a mouth and a primer pocket. The device includes a gripping assembly, adapted to accept and retain a cartridge case and a neck machining assembly, positioned to engage the cartridge case from a f

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